Patent strategy should begin with the current Bangladesh Patent Act, 2022, applicable rules and DPDT filing practice. The applicant should preserve confidentiality before filing, identify the inventor and applicant chain, and describe the invention precisely. Patentability, priority, examination, opposition and grant are fact- and source-dependent.
| Stage | Source route | Control |
|---|---|---|
| Legal test | Bangladesh Laws search — Patent Act, 2022 | Confirm the current Act/rules and the relevant invention or design category. |
| Application | DPDT filing route | Use current forms, drawings, specifications and fee instructions. |
| Examination and grant | DPDT file and current statutory procedure | Track objections, publication/opposition and grant conditions from the file. |
Practical safeguards
Use confidentiality agreements and invention-assignment records where appropriate. Preserve dated laboratory or design records and identify every inventor and applicant. Do not assume that software, a business idea or a product name is patentable merely because it is commercially valuable. A patent application is not the same as a granted monopoly.
FAQs
Should an invention be disclosed before filing?
Usually confidentiality should be protected until the priority and disclosure consequences are checked under the current law.
Does filing guarantee a patent?
No. Examination, objections, prior art and statutory requirements can prevent grant or narrow the claim.
Is a trademark the same as a patent?
No. A trademark identifies source; a patent concerns a qualifying invention.
Can a copied drawing be protected as a patent?
Not automatically. Ownership, originality, category and the current statutory test must be reviewed.
Can this page submit a DPDT application?
No. It provides an informational checklist and does not call filing, payment, banking or government APIs.